JavaScript seems to be disabled in your browser. You must have JavaScript enabled in your browser to utilize the functionality of this website. Choose another animal The opossum is a successful scavenger, thanks to its adaptability and excellent immune system. Below, explore facts about the Virginia opossum including its habits and how to identify damage. When threatened or harmed, these animals will "play possum", mimicking the appearance and smell of a sick or dead animal. The lips are drawn back, teeth are bared, saliva foams around the mouth, and a foul-smelling fluid is secreted from the anal glands.